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Finding the Fourth Proportional to 22,484.99, 33,748.22 and 11,399.45

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Solution

The fourth proportional to 22,484.99, 33,748.22 and 11,399.45 is: 17,109.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,484.99 : 33,748.22 = 11,399.45 : x
  2. Step 2: Convert to fraction form
    22,484.99/33,748.22 = 11,399.45/x
  3. Step 3: Cross multiply
    22,484.99x = 33,748.22 × 11,399.45
  4. Step 4: Simplify right side
    22,484.99x = 384,711,146.48
  5. Step 5: Solve for x
    x = 384,711,146.48/22,484.99
  6. Step 6: Final answer
    x = 17,109.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.